Cal. Bus. & Prof. Code § 8762.5

No record of survey of land shown on the latest adopted county assessment roll as a unit or as contiguous units, which shows a division of such land into additional parcels, shall be filed with the county surveyor or with the county recorder, unless there is attached thereto a certificate by the county surveyor if the land lies within an unincorporated area, or a certificate by the city engineer if the land lies within a city, of compliance with the provisions of the Subdivision Map Act, Division 2 (commencing with Section 66410) of Title 7 of the Government Code, and any applicable local ordinance enacted pursuant thereto.